Golf putting training device



FIG. 1 is a top perspective view thereof, the broken line disclosure representing a golf putter and a golf ball being for illustrative purposes only forming no part of the claimed design; and

FIG. 2 is a rear elevation view thereof; and

FIG. 3 is a top elevation view thereof; and,

FIG. 4 is a bottom elevation view thereof. 

The ornamental design for a golf putting training device, as shown and described. 